43513494 has 12 divisors (see below), whose sum is σ = 87059316. Its totient is φ = 14499112.

The previous prime is 43513487. The next prime is 43513499. The reversal of 43513494 is 49431534.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43513499) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14812 + ... + 17504.

It is an arithmetic number, because the mean of its divisors is an integer number (7254943).

Almost surely, 2^43513494 is an apocalyptic number.

43513494 is an abundant number, since it is smaller than the sum of its proper divisors (43545822).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

43513494 is an frugal number, since it uses more digits than its factorization.

43513494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5391 (or 2698 counting only the distinct ones).

The product of its digits is 25920, while the sum is 33.

The square root of 43513494 is about 6596.4758773151. The cubic root of 43513494 is about 351.7288448514.

The spelling of 43513494 in words is "forty-three million, five hundred thirteen thousand, four hundred ninety-four".